Can I Eat Expired Rejuvelac?

Safe up to 0 days after expirationLast updated: 18/8/2025

Not safe to eat after expiry

Medium Risk

Expert Source

"Rejuvelac should be stored in the refrigerator at 40°F or below and consumed within 3-4 days to ensure food safety." - FDA

Fresh Rejuvelac

Fresh Rejuvelac

⚠️Spoiled Rejuvelac

Spoiled Rejuvelac

🎥Watch: Rejuvelac Storage Guide

Learn expert tips for storing rejuvelac safely and extending its shelf life.

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Storage Guidelines

Storage Location

Fridge

Ideal Temperature

34-38°F (1-3°C)

Best Storage Method

Glass container with tight lid, minimize air exposure

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Shelf Life

Average Shelf Life

7 days

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Signs of Spoilage

Strong sour smell, cloudy appearance beyond normal, mold

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Additional Information

Alternative Uses

Vegan cheese starter

Possible Substitutions

Wheatgrass juice, fermented coconut water

Common Asked Questions

What's the difference between expiration and best quality dates for Rejuvelac?

Rejuvelac does not have a strict expiration date like many conventional beverages. Instead, its quality and taste may change over time. The best quality rejuvelac is typically achieved within a few days to a week of fermentation when it has a pleasant tangy flavor and effervescence. As rejuvelac continues to ferment, it may become more sour and develop a stronger taste. While it is safe to consume rejuvelac as long as it does not show signs of spoilage, the flavor may not be as desirable after an extended period.

How can I tell if Rejuvelac has gone bad?

To determine if Rejuvelac has gone bad, look for any mold growth on the surface, a foul or off smell, or a slimy texture. If you notice any of these signs, it is best to discard the Rejuvelac to prevent any potential foodborne illness.

What are the food safety risks with Rejuvelac?

Rejuvelac is a fermented beverage made from sprouted grains, typically wheat berries or other grains. While the fermentation process helps to develop beneficial bacteria and enzymes, improper preparation or storage can lead to foodborne illnesses. It is crucial to follow proper hygiene practices when making rejuvelac, such as using clean equipment and ensuring the grains are properly sprouted before fermentation. Additionally, ensure that the fermentation process occurs at the correct temperature and for the appropriate duration to minimize the risk of harmful bacterial growth. Individuals with compromised immune systems or certain medical conditions should consult a healthcare provider before consuming fermented foods like rejuvelac.

What are some pro tips for storing Rejuvelac?

To store rejuvelac, it is recommended to strain out the grains after fermentation and transfer the liquid to a clean, airtight container. Refrigerate the rejuvelac to slow down the fermentation process and maintain its quality. It is best consumed within a week or two for optimal flavor and probiotic benefits. If you prefer a milder taste, you can dilute rejuvelac with water before consuming. Remember to use clean utensils and containers to prevent contamination and spoilage.

Any interesting facts about Rejuvelac?

Rejuvelac has its roots in the natural health and raw food movements. It is believed to have originated from Ann Wigmore, a pioneer in the use of sprouts and wheatgrass for health benefits. Rejuvelac is valued for its probiotic properties, which can support digestive health and overall well-being. In some cultures, fermented beverages like rejuvelac are consumed as a traditional remedy for various ailments and as a way to promote gut health.

Can I store Rejuvelac in a glass jar instead of a plastic container?

Yes, storing Rejuvelac in a glass jar is recommended as it helps maintain freshness and prevents any potential chemical leaching that may occur with plastic containers. Make sure the jar is airtight to prolong the shelf life.

How does exposure to sunlight affect the shelf life of Rejuvelac?

Exposure to sunlight can accelerate the spoilage of Rejuvelac due to increased temperature and UV light exposure. It's best to store Rejuvelac in a cool, dark place to maintain its quality and extend its shelf life.

Can I consume Rejuvelac that has been refrigerated for 10 days?

It is not recommended to consume Rejuvelac that has been refrigerated for more than 7 days, as its quality and safety may be compromised. Discard any Rejuvelac that has exceeded its shelf life to avoid the risk of foodborne illness.

How does cooking Rejuvelac impact its probiotic content?

Cooking Rejuvelac at high temperatures can destroy the live probiotics present in the beverage, reducing its probiotic benefits. To retain the probiotic content, it's best to consume Rejuvelac raw or at low temperatures.

Can I transport Rejuvelac in a stainless steel bottle for 5 hours?

Transporting Rejuvelac in a stainless steel bottle for 5 hours is generally safe as long as the bottle is well sealed to prevent spills and contamination. Keep the bottle away from direct sunlight and extreme temperatures to maintain the beverage's quality during transport.

Does the brand of Rejuvelac affect its shelf life?

Different brands of Rejuvelac may have varying shelf lives based on production methods, ingredients, and packaging. It's essential to refer to the expiration date on the specific brand's packaging and follow storage instructions provided by the manufacturer for optimal freshness.

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Disclosure: As an Amazon Associate, we earn from qualifying purchases. This helps support our site and allows us to continue providing free food safety information.

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Sources

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Reviewed By: Food Safety & Expiration Experts

At Can I Eat Expired, we are committed to providing accurate, science-backed information about food expiration and storage safety. Our content is carefully reviewed based on guidelines from leading food safety organizations, including:

🔍 How We Ensure Accuracy

  • We use official food safety sources to guide our recommendations.
  • Our team continuously reviews and updates content based on the latest research.
  • We encourage users to always check for signs of spoilage and follow proper storage guidelines.

📚 Have Questions?

If you have specific concerns about food expiration or safety, we recommend consulting a registered dietitian, food scientist, or your local health department.

Note: These are general guidelines. Always use your best judgment and when in doubt, throw it out.